package com.weidong.reggie.common;

import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.reflection.MetaObject;
import org.springframework.stereotype.Component;

import java.time.LocalDateTime;

/**
 * 描述:自定义元数据对象处理器
 *
 * @author WeiDong
 * @date 2022/9/16  21:50
 */

@Component
@Slf4j
public class MyMetaObjectHandler implements MetaObjectHandler {
    //插入时自动填充公共字段
    @Override
    public void insertFill(MetaObject metaObject) {
        metaObject.setValue("createTime", LocalDateTime.now());
        metaObject.setValue("updateTime", LocalDateTime.now());
        metaObject.setValue("createUser", BaseContext.getCurrentId());
        metaObject.setValue("updateUser", BaseContext.getCurrentId());
    }
    //更新时自动填充公共字段
    @Override
    public void updateFill(MetaObject metaObject) {

        long id = Thread.currentThread().getId();
        log.info("线程id为: {}",id);
        metaObject.setValue("updateTime", LocalDateTime.now());
        metaObject.setValue("updateUser", BaseContext.getCurrentId());
    }
}
